Finding the Fourth Proportional to 4,125,564.40, 6,188,338.09 and 2,327,631.70
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Solution
The fourth proportional to 4,125,564.40, 6,188,338.09 and 2,327,631.70 is: 3,491,442.75
Step by Step Solution
- Step 1: Write the proportion equation
4,125,564.40 : 6,188,338.09 = 2,327,631.70 : x - Step 2: Convert to fraction form
4,125,564.40/6,188,338.09 = 2,327,631.70/x - Step 3: Cross multiply
4,125,564.40x = 6,188,338.09 × 2,327,631.70 - Step 4: Simplify right side
4,125,564.40x = 14,404,171,908,601.45 - Step 5: Solve for x
x = 14,404,171,908,601.45/4,125,564.40 - Step 6: Final answer
x = 3,491,442.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.